Despite CBS being a puritanical boring-hole where shows only your mom watch go to live for 800 seasons, each year Sports Illustrated debuts the new swimsuit issue on Letterman, so here’s Kate Upton, Katherine Webb, Nina Agdal and Alyssa Miller outside the Ed Sullivan theater where they did their best to keep their vaginas unpuffed despite every good and right natural instinct in their body. Fortunately, one of them was brave enough to show underboob and, fuck me, a portal to hell just opened. You were right, CBS! You were right! NOOOO…